常速英语:AIDS Vaccine Conference Ends with Eye to Future

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短语讲解：

1. It’s the only conference to focus exclusively on that.

focus on对(某事或做某事)予以注意
例句：Today we're going to focus on the question of homeless people.
今天, 我们主要讨论无家可归者的问题。

2. AVAC is a non-profit organization with a stated goal speeding up the “ethical development and delivery of AIDS vaccines” as part of a “comprehensive response to the pandemic.”

speed up (使)加速
例句：We are speeding up the mechanization of our agriculture.
我们正在加快农业机械化的步伐。

3. It’s not just good science, but to be in the country where the largest AIDS vaccine trial in the world took place - and the first trial to demonstrate that a vaccine was possible – it’s pretty exciting timing

take place发生; 举行
例句：The accident took place at the crossroads.
事故就发生在十字路口。

4. That vaccine candidate is known as RV-144.

be known as被认为是
例句：He is known as a musician.
他是位闻的音乐家。

5. These are complexities and challenges that we’ve longed for.

long for渴望; 羡慕
例句：A swift change is longed for, but unlikely.
人们期盼着更快的变化, 但不太可能。